On Thu, 2016-05-12 at 13:49 -0700, Eric Dumazet wrote: > On Thu, 2016-05-12 at 22:07 +0200, Paolo Abeni wrote: > > > > > static inline bool ksoftirqd_running(void) > > > > { > > > > return __this_cpu_read(ksoftirqd)->state == TASK_RUNNING; > > > > here something like: > > > > struct task_struct *tsk = __this_cpu_read(ksoftirqd); > > return tsk && (tsk->state == TASK_RUNNING); > > > > is needed since __this_cpu_read(ksoftirqd) can be NULL on boot. > > Indeed I've seen this but only when backporting to an older linux kernel > this morning. > > Have you got this with current linux kernel ?
Yes, on net-next updated to commit c66b2581123cd1527b6a084f39e9271cb02673b7 Author: Sergei Shtylyov <sergei.shtyl...@cogentembedded.com> Date: Sat May 7 14:09:01 2016 -0700 sh_eth: reuse sh_eth_chip_reset() Cheers, Paolo